熊熊去哪儿
scarcitynoun : a very small supply : the state of being scarce: the quality or state of being scarce; especially : want of provisions for the support of life
HY逆天的飞翔
Scarcity 稀缺性定义为 If there is a scarcity of something, there is not enough of it for the people who need it or want it. 请采纳~
优质英语培训问答知识库